| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not effective at all | 6 |
2%
|
| 2 | 18 |
6.1%
|
|
| 3 | 25 |
8.5%
|
|
| 4 | 21 |
7.1%
|
|
| 5 | 43 |
14.6%
|
|
| 6 | 30 |
10.2%
|
|
| 7 | 23 |
7.8%
|
|
| 8 | 12 |
4.1%
|
|
| 9 | 8 |
2.7%
|
|
| 10 | Very effective | 9 |
3.1%
|
| 11 | Don't know | 99 |
33.7%
|
| Sysmiss | 7 |